How it works

Post a job
Tell us about your job, and we'll alert suitable insulation installers in Mountain Ash. It’s simple and free.

Tradespeople respond
Once your job is posted, you'll get responses from interested insulation installers through the website.

Review and choose
Browse profiles, work history, and feedback, then choose who you wish to share your details with.
Henvor Loft & Insulation Specialists
10 Feedback reviews, 100% positiveWelcome to Henvor. We are one of the few specialist installers that offer blown loft insulation in South Wales and the South West, with over 40Yrs combined experience in the Insulation industry. We install NON-COMBUSTIBLE insulation into attics and/or loft spaces, both read more
Latest Insulation feedback review:
Install insulation in 2 lofts in terraced house
I am delighted with the work Henvor did. Great team! Excellent communication. They really went out of their way to please us. Punctual, friendly and very professional. I would recommend them to anybody.
By fred65736 on 10th Nov, 2021
CPH Interiors
145 Feedback reviews, 100% positiveWe are local, friendly, reliable and treat your property as if it was our own, with the greatest respect. Our advice is free. Our goal is to guarantee full satisfaction to all of our clients old and new. We are annually CRB checked by our local authority, more than happy to read more
Latest Damp Proofing feedback review:
Damp proofing repair works
Craig was professional, extremely knowledgeable, tidy and completed the works quickly. Made the process hassle free and I have no trouble recommending him!
By harrykemp on 15th Mar, 2022
LMG Home Improvements Ltd
15 Feedback reviews, 93% positiveWe offer External Wall Insulation, Rendering and Cavity Wall Extraction. 15 years experience read more
Latest Plastering feedback review:
Rendering front and back of house with silicone render.
Job has been cancelled as was part of the green home scheme but government been totally useless so job not going ahead. Not the fault of LMG in any way. All contact was professional and courteous.
By jon61017 on 18th Feb, 2021
Complete Remedial Solutions Ltd
7 Feedback reviews, 100% positiveOffering an ethical approach to the energy efficiency and building repair sectors. We are accredited to the highest standards in all areas of our business, meaning we are able to access grants to help cover the cost of some work. Our collective experience in the insulation read more
Latest Insulation feedback review:
Cavity wall insulation for semi detached house
Very helpful and informative. Thank you
By hayley53319 on 1st Apr, 2022
global plastering ltd
6 Feedback reviews, 83% positiveHello, my name is Dilwyn Hughes . I began my trade as a plaster at the age of 17 which gives me over 40 years experience in all aspects of plastering I am the proud owner and director of Global Plastering Ltd which I stared in 2006 . read more
Latest Plastering feedback review:
Rendering front of terrace house
Global plastering done a fantastic job really friendly I highly recommend this company 👍👍👍👍👍
By marina92205 on 6th May, 2022
AM Energy Solutions LTD
11 Feedback reviews, 100% positiveFormed in 1973 as a family-run business. A&M has since grown to become one of the UK’s largest providers of energy efficiency services working with home owners, construction firms, local authorities and energy suppliers to make steps to reduce the UK’s carbon footprint. read more
Latest Insulation feedback review:
Install insulation in single storey extension
Very good job at a good price. They left a us a mess though. Took an hour to clean up after them, including fishing insulation (polystyrine beads) out of the drains. Nasty job, should not leave customers to do that.
By duke_72 on 30th Mar, 2022
elite rendering systems ltd
2 Feedback reviews, 100% positiveour business entails all aspects of rendering and external wall insulation and also cover any internal plastering works and decoration. we have been trading since 2013 and have 80 plus tradesmen working alongside us with vast experience within the trade. read more
Latest Insulation feedback review:
Insulation installation in bungalow loft room
Very satisfied with the service from start to finish. Matt explained our options and provided a satisfactory quote. Gregor and Gerard arrived on time and worked really hard. The job was finished in the time quoted and the bungalow was left...
By peter45 on 23rd Feb, 2019
Ete Energy
2 Feedback reviews, 100% positiveWe can insulate your home up to current standards and beyond. We are a PAS2030 company that can apply ECO2 funding, thereby we can access substantial grants for you. We install External Wall Insulation & Loft Insulation, as well as building work. Our tradesmen are timed read more
Latest Insulation client reference:
Came along and installed free loft insulation very easy and quick turnaround, also like the fact that they were very clean. I have already recommended them to others. Des
Reference taken by MyBuilder on 28th Oct, 2015
GB Property Services
47 Feedback reviews, 96% positiveI have 12 years experience in the building industry carrying out all aspects of construction including rendering & external insulation, electrical, landscaping, carpentry and plumbing. I pride myself on providing quality work at all times and guarantee all work undertaken, read more
Latest Carpentry feedback review:
Construction of walk in wardrobe
Didn’t get round to build walk-in wardrobe as asked him to fit kitchen also which was started first. Work not satisfactory and incomplete. Had to purchase a new integrated fridge door as hole was drilled in it, worktops were cut not...
By sian64999 on 14th Jun, 2020
L&A Cladding and Exterior Coatings
No feedbackI've been in the building trade since 1982. I do all aspects of building work from small works to house extensions. I specialise in all damp proofing and timber rot treatment including waterproofing and External Wall Insulation (EWI). I also do all aspects of internal render read more
R Rowley plastering
6 Feedback reviews, 100% positiveQualified solid and fibrous plasterer, All aspect of plastering undertaken. 15years plus on site and domestic refurbs Degree educated qualified construction lecturer for 5 years. Portfolio available with recommendations R Rowley plastering read more
Latest Plastering feedback review:
Skim bathroom 3 walls
GOOD CLEAN WORKMAN AND VERY PLEASANT
By adrian11423 on 1st Oct, 2020
AO Electrical
5 Feedback reviews, 100% positiveExperienced in the trade, Qualified electrician - Work full time as an electrician mainly in housing association properties. Putting trust in me will not be a decision that you’d come to regret, I’m reliable, tidy and take pride in all my work. read more
Latest Electrical feedback review:
Plug socket installation for lean-on extension room
Ashley is such a lovely friendly guy, had good communication throughout, let us know his availability so we could ensure we were home and was able to install a plug socket for me in quite short notice. He did an amazing job and installed a...
By laurie31881 on 5th Feb, 2022
Sr building
No feedbackI am a multi skilled worker with a main trade of fire protection, which in-tales working with plasterboard, insulation and lagging. From building walls to loft insulation. read more
Josh jones
No feedbackI am a self employed persanel and i under take work trough M&P group southwales and most work is schools and hospitals and we also do outside sfs work steel frame sytemes and celling grid internals stud pattitioning and stud work and plaster boading read more
BUILQO INTERIORS LTD
No feedbackA Company Dedicated to Top Quality Workmanship , Reliable & Professional Services, Specialising in All aspects of Residential and Commercial Drylining read more
Mike
No feedbackTiler, kitchen and bathroom fitter read more
Sean davies
No feedbackSelf employed dryliner and ceiling fixer for 14 years working on commercial building sites read more
AE Insulation Ltd
No feedbackAt AE Energy Solutions our Cardiff-based team of independent renewable energy consultants, fully accredited installers and highly knowledgeable office staff are committed to providing you with the most efficient and cost-effective energy saving measures to lower your read more
Premierfinish
50 Feedback reviews, 98% positiveHaving been in the construction industry for over 20 years I have amassed a wealth of experience. I specialise in all aspects of internal Plastering, Coving & Decorative Wall Decoration as well as all Exterior Applications of Rendering. All our Project no matter how small or read more
Latest Plastering feedback review:
Plastering x 2 Interior Walls
Excellent. Would highly recommend.
By nick63420 on 3rd Dec, 2021
E-Confidence
No feedbackWe provide free no-obligation surveys for home improvements, EG: Cavity wall insulation, Loft insulation and Boilers. There is also potential for free grants under certain conditions. read more

Need a tradesperson?
Post a job on MyBuilder to find a quality, local tradesperson.
Trusted by experts

Don’t just take our word for it, homeowners love MyBuilder too. We’re proud to be rated by Mumsnet.
Towns near Mountain Ash
Mountain Ash areas
- Penrhiwceiber
- Glenboi
- Incline Top
- Glenbrook
- Pengeulon
- Glasbrook
- Miskin
- Darrenlas West
- Darrenlas East
- Fernhill
- Newtown
- Perthcelyn
- Darrenlas
- Meisgyn
- Cwmpennar
- Carnetown
- Glancynon
- Cefn Pennar
- Abercynon
- Ynysboeth